Protective film comprised of three layers



FIG. 1 is a top, front, left side perspective view of a protective film, showing a three-layer structure thereof according to my new design;

FIG. 2 is a bottom, rear, right side perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a right view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is a first perspective view thereof, showing the three-layer structure of the protective film;

FIG. 10 is a second perspective view thereof, showing the three-layer structure of the protective film;

FIG. 11 is an exploded view thereof, showing the separation state of the protective film;

FIG. 12 is a first perspective reference view thereof in an environment of the protective film in which it may be used;

FIG. 13 is a second perspective reference view thereof in an environment of the protective film in which it may be used;

FIG. 14 is an enlarged view of area ‘14’ in FIG. 5 ;

FIG. 15 is an enlarged view of area ‘15’ in FIG. 5 ;

FIG. 16 is an enlarged view of area ‘16’ in FIG. 6 ;

FIG. 17 is an enlarged view of area ‘17’ in FIG. 6 ;

FIG. 18 is an enlarged view of area ‘18’ in FIG. 7 ;

FIG. 19 is an enlarged view of area ‘19’ in FIG. 7 ;

FIG. 20 is an enlarged view of area ‘20’ in FIG. 8 ; and,

FIG. 21 is an enlarged view of area ‘21’ in FIG. 8 .

The broken lines depict portions of the invention that form no part of the claim. The dot-dash lines depict boundaries of the enlarged portions and form no part of the claimed design. 

CLAIM I claim the ornamental design for a protective film comprised of three layers, as shown and described. 